package com.qf.air.service;

import java.io.IOException;
import java.util.List;
import java.util.Map;

/**
 * @author ASUS
 * @version V1.0
 * @Project air
 * @Package com.qf.air.service
 * @Date 2021/11/5 21:23
 */
public interface ChartService {
    List<Map> districtCount() throws IOException;
}
